Display board



FIG. 1 is a perspective view from above of a display board in accordance with our design;

FIG. 2 is a front plan view of the display board in accordance with our design;

FIG. 3 is a top plan view of the display board in accordance with our design;

FIG. 4 is a side view of the display board in accordance with our design; and,

FIG. 5 is a rear perspective view from above of the display board in accordance our design.

The broken lines showing environmental structure are for illustrative purposes and form no part of the claimed design. 

The ornamental design for the display board, as shown and described. 